You can use Time Zone Editor to create and edit time zone entries for the Date/Time option in Control Panel. Time Zone Editor allows you to customize such information as time zone name, abbreviation, daylight savings time dates, and difference from Greenwich Mean Time.
To edit or create time zone entries, you must be a member of the Administrators group.
In Time Zone Editor, click the Edit button to edit a time zone, or click the New button to create a new time zone entry.
For online Help while running Time Zone Editor, click the Help button or press the F1 key.
Files Required